package cn.itcast.xuesheng.dao.impl;

import cn.itcast.xuesheng.dao.UserDao;
import cn.itcast.xuesheng.domain.User;

import java.util.List;

public class UserDaoImpl implements UserDao {
    @Override
    public User isLogin(User user) {
        return null;
    }

    @Override
    public void insert(User user) {

    }

    @Override
    public User check(String username) {
        return null;
    }

    @Override
    public void update(User user) {

    }

    @Override
    public void delete(int tid) {

    }

    @Override
    public List<User> findAll() {
        return null;
    }
}
